WO2006028256A1 - ボールジョイント - Google Patents

ボールジョイント Download PDF

Info

Publication number
WO2006028256A1
WO2006028256A1 PCT/JP2005/016869 JP2005016869W WO2006028256A1 WO 2006028256 A1 WO2006028256 A1 WO 2006028256A1 JP 2005016869 W JP2005016869 W JP 2005016869W WO 2006028256 A1 WO2006028256 A1 WO 2006028256A1
Authority
WO
WIPO (PCT)
Prior art keywords
pole
sheet
socket
spherical head
stud
Prior art date
Application number
PCT/JP2005/016869
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
Kotaro Shima
Original Assignee
Toyota Jidosha Kabushiki Kaisha
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyota Jidosha Kabushiki Kaisha filed Critical Toyota Jidosha Kabushiki Kaisha
Priority to EP05783568A priority Critical patent/EP1788263B1/en
Priority to DE602005010719T priority patent/DE602005010719D1/de
Priority to US10/582,669 priority patent/US7537407B2/en
Publication of WO2006028256A1 publication Critical patent/WO2006028256A1/ja

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • F16C11/0619—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part comprising a blind socket receiving the male part
    • F16C11/0623—Construction or details of the socket member
    • F16C11/0628—Construction or details of the socket member with linings
    • F16C11/0633—Construction or details of the socket member with linings the linings being made of plastics
    • F16C11/0638—Construction or details of the socket member with linings the linings being made of plastics characterised by geometrical details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/18—Steering knuckles; King pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/416—Ball or spherical joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00—Articles relating to transporting
    • F16C2326/20—Land vehicles
    • F16C2326/24—Steering systems, e.g. steering rods or columns
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32606—Pivoted
    • Y10T403/32631—Universal ball and socket
    • Y10T403/32721—Elastomeric seat
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32606—Pivoted
    • Y10T403/32631—Universal ball and socket
    • Y10T403/32737—Universal ball and socket including liner, shim, or discrete seat
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32606—Pivoted
    • Y10T403/32631—Universal ball and socket
    • Y10T403/32786—Divided socket-type coupling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32606—Pivoted
    • Y10T403/32631—Universal ball and socket
    • Y10T403/32795—Bifurcated socket

Definitions

  • the present invention relates to a pole joint, and more particularly to a pole joint suitable as a joint for a vehicle suspension. Background technology
  • the frictional engagement force between the spherical head of the pole stud and the pole seat is, for example, the material of the pole sheet (friction coefficient), the engagement force (surface pressure) between the spherical head of the pole stud and the pole seat, and the pole
  • the magnitude of the torque can be changed by grease or the like interposed between the spherical head of the stud and the pole sheet, but in any case the rotational torque is set to the set value (for example, Ta, Tb in Fig. 4). Until then, the pole stud will not rotate relative to the pole seat and socket.
  • the present invention has been made to solve the above-described problems, and includes a pole stud having a spherical head portion and a shaft portion, and a socket connected to the spherical head portion of the ball stud via a pole sheet.
  • the pole stud is pivotable about the spherical center of the spherical head with respect to the socket, and the pole seat is rotated about the axial center of the shaft portion.
  • a frictional engagement force between the spherical head and the pole sheet is provided between the pole seat and the socket corresponding to the elastic deformation allowing means.
  • the spherical head is formed in the ball seat at a portion where the frictional engagement force is large when rotating around the axis center of the pole stud.
  • the pole seat is characterized in that it is set to undergo inertial deformation in the rotational direction.
  • the elastic deformation allowing means may be a plurality of slits formed on the pole sheet.
  • FIG. 2 is a front view of the right half of the pole seat shown in FIG.
  • Fig. 4 is a diagram showing the relationship between the rotational angle and rotational torque obtained by a conventional pole joint.
  • the hollow spherical resin material 1 2 a has an opening 1 2 a 1 at one end (upper end in the figure) and a drip at the other end. There is a through hole 1 2 a 2 for collecting the gas (not shown).
  • the resin material 1 2 a is slidably engaged with the spherical surface 1 3 a 1 of the socket 1 3 at the outer periphery of the opening 1 2 a 1 side, and the sheet is formed at the outer periphery of the through hole 1 2 a 2 side.
  • the strip-shaped resin material 1 2 b is fixed to the inner periphery of the opening 1 2 a 1 side of the resin material 1 2 a, and the spherical head of the pole stud 1 1 at the inner periphery 1 1 (Upper end in the figure) It is slidably engaged with the outer periphery.
  • the strip-shaped resin material 1 2 c is formed of the same material as the strip-shaped resin material 1 2 b, and is fixed to the outer periphery of the resin material 1 2 a through the 1 2 a 2 side.
  • the seat 14 is slidably engaged with the spherical surface 14 a.
  • Each slit S is an elastic deformation allowing means for allowing elastic deformation so that the opening 1 2 a 1 is enlarged when the pole stud 1 1 and the pole seat 1 2 are combined, and the assembled state shown in FIG.
  • This is an elastic deformation allowing means for allowing elastic deformation in the rotational direction around the axial center L of the shaft portion 1 1 b in the pole stud 1 1 (see the phantom line in FIG. 2).
  • a 1 are provided at equal intervals in the circumferential direction.
  • the socket 1 3 is made of a metal material and has a shaft hole 1 3 a for accommodating the pole sheet 1 2 and the sheet 14, and has an annular groove 1 3 b, and the shaft hole 1 3 At one end of a, an opening 12 2 a 1 side end (upper end in the figure) of the pole sheet 12 is formed with a spherical surface 13 a 1 slidably engaged with the outer periphery.
  • the socket 13 is formed with an arm portion (not shown) extending in the radial direction of the shaft hole 13 a, and a control arm for the vehicle suspension is formed in this arm portion. (Or knuckle).
  • the sheet 14 is formed of a resin material, and is assembled in the shaft hole 13 3 a of the socket 13, and is interposed between the pole sheet 12 and the cap 15. Further, the seat 14 is formed with the spherical surface 14 a described above at one end portion and a support surface 14 b that is supported in association with the end portion on the side of the through hole 1 2 a 2 of the pole seat 12. The other end portion is formed with an engagement surface 14 c that is engaged with and supported by one side of the cap 15.
  • the neutral state shown in FIG. 1, that is, the axis center L of the pole stud 11 and the center of the shaft hole 13 a of the socket 13 substantially coincide.
  • the spherical head 1 1 a of the pole stud 1 1 is engaged.
  • the resin material 1 2 b having a large friction coefficient is partially provided in the portion, and the resin material 1 2 a having a small friction coefficient is provided in the portion engaging with the socket 1 3.
  • the frictional engagement force between the resin material 1 2 c of the pole sheet 1 2 and the sheet 1 4 is between the spherical head 1 1 a of the pole stud 1 1 a and the resin material 1 2 b of the pole seat 1 2 It is larger than the frictional engagement force. Therefore, the ball head 1 of the pole stud 1 1 1 a before the resin material 1 2 a of the ball seat 1 2 begins to slide against the resin material 1 2 b of the pole seat 1 2 of the resin material 1 2 c of the sheet 1 4 Will not begin to slide against.
  • Pole stud 1 1 Spherical head 1 1 a begins to slide against 1 2 b resin material 1 2 b Before (initial stage of rotation), the resin material 1 2 a of the pole sheet 1 2 is elastically deformed in the rotation direction as indicated by the phantom line in FIG.
  • the pole joint 10 of this embodiment when the pole stud 11 rotates about its axis L, the spherical head 11a and the friction material dog resin material 12b are involved.
  • the ball seat 1 2 Resin material 1 2 a Before the ball head 1 1 a starts to slide against the resin material 1 2 b of the pole seat 1 2 (in the initial rotation) at the mating site (the site where the frictional engagement force is large), the ball seat 1 2 Resin material 1 2 a can be inertially deformed in the rotational direction, and as shown by characteristic line A in Fig. 3, the rotational torque is gradually increased with a gradient of 0 as the rotational angle increases. Is possible.
  • the steering torque (rotation angle of the pole stud 11) is increased according to the increase of the steering angle (rotation angle of the pole stud 11).
  • (Rotational torque) can be increased sequentially, and the steering feeling can be improved.
  • the point at which the rotational torque starts to increase at a gradient of 0 is the point at which slipping begins between the resin material 1 2 a of the pole seat 1 2 and the socket 1 3 (the rotational torque is set to T When 1).
  • the rotational torque finishes increasing at a gradient of 0, the slip starts between the spherical head 1 1 a of the ball stud 1 1 and the resin material 1 2 b of the pole seat 1 2.
  • the pole sheet 12 is composed of a resin material 1 2 a having a small friction coefficient and a resin material 1 2 b, 1 2 c having a friction coefficient dog.
  • the pole sheet 1 2 can be constructed at a low cost
  • the ball joint 10 can be manufactured at a low cost
  • each resin material used for the pole seat 1 2 1 2 a, 1 2 b , 1 2 c By selecting and setting the friction coefficient, it is possible to easily change and set the rotation angle-rotation torque characteristics of the pole joint 10.
  • each of the slits S is provided with a small friction coefficient of the resin material 1 2 a used for the pole sheet 1 2 and a large friction coefficient of the resin materials 1 2 b and 1 2 c.
  • the resin material of the pole stud 1 1 and the ball seat 1 1 a and the resin material 1 2 b of the pole seat 1 2 b and the resin material 1 2 a and the socket of the pole sheet 1 2 1 Larger than the frictional engagement force between 3 and the part where the slit S is not provided, between the spherical head 1 1 a of the pole stud 1 1 and the resin material 1 2 a of the pole seat 1 2
  • the frictional engagement force of The resin material of the rubber sheet 1 2 was made to be smaller than the frictional engagement force between the sheet 1 2 c and the sheet 14.
  • the frictional engagement force is different from the socket (1 3) side. Of course, this can be done by changing the friction coefficient of the base material and the friction coefficient of the material on the side of the sheet (14).
  • the pole sheet 12 is composed of a hollow spherical resin material 1 2 a with a small friction coefficient and a dog-like resin material 1 2 b, 1 2 c with a friction coefficient of a dog.
  • the hollow spherical resin material 1 2 a in the belt 1 2 and the belt-shaped resin material 1 2 b were provided with slits S.
  • the hollow spherical resin material 1 2 a in the pole sheet 1 2 for example, In addition to adopting a pair of upper and lower hollow hemispherical resin materials with a small friction coefficient, each slit may be provided at the adjacent end (intermediate portion of the pole seat) of each hollow hemispherical resin material. Is possible.
  • a strip-shaped resin material having a large friction coefficient is provided on the inner periphery of the adjacent end of each hollow hemispherical resin material, and a large friction coefficient is provided on the outer periphery of the upper end of the upper hollow hemispherical resin material.
  • This is done by providing a belt-like resin material with a large friction coefficient on the outer periphery of the lower end of the lower hollow hemispherical resin material.
  • the friction coefficient of the socket (1 3) side material and the friction coefficient of the seat (1 4) side material It is also possible to implement by changing.
  • the pole sheet 12 is composed of a hollow spherical resin material 1 2 a having a small friction coefficient and a belt-shaped resin material 1 2 b and 1 2 c having a large friction coefficient (pole sheet).
  • the material and shape of the pole sheet can be set as appropriate.
  • the material of the pole sheet (1 2) is made of resin and friction material, resin and metal, or metal and friction. It can also be made of a material, and is not limited to the above embodiment. Such material and shape selection and setting can be appropriately performed on the socket (1 3) side and the sheet (1 4) side.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Pivots And Pivotal Connections (AREA)
PCT/JP2005/016869 2004-09-08 2005-09-07 ボールジョイント WO2006028256A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP05783568A EP1788263B1 (en) 2004-09-08 2005-09-07 Ball joint
DE602005010719T DE602005010719D1 (de) 2004-09-08 2005-09-07 Kugelgelenk
US10/582,669 US7537407B2 (en) 2004-09-08 2005-09-07 Ball Joint

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004-261203 2004-09-08
JP2004261203A JP4434891B2 (ja) 2004-09-08 2004-09-08 ボールジョイント

Publications (1)

Publication Number Publication Date
WO2006028256A1 true WO2006028256A1 (ja) 2006-03-16

Family

ID=36036535

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2005/016869 WO2006028256A1 (ja) 2004-09-08 2005-09-07 ボールジョイント

Country Status (6)

Country Link
US (1) US7537407B2 (zh)
EP (1) EP1788263B1 (zh)
JP (1) JP4434891B2 (zh)
CN (1) CN100462577C (zh)
DE (1) DE602005010719D1 (zh)
WO (1) WO2006028256A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102720756A (zh) * 2012-06-29 2012-10-10 索密克汽车配件有限公司 一种汽车球关节总成

Families Citing this family (14)

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Publication number Priority date Publication date Assignee Title
EP2436938A1 (en) * 2009-05-29 2012-04-04 Toyota Jidosha Kabushiki Kaisha Ball joint
DE102009041807B4 (de) * 2009-09-18 2011-12-15 Hirschmann Gmbh Gelenk mit an einem Zapfen befestigten Kugelkopf sowie Gleitlagerfolie für ein solches Gelenk
US8753032B2 (en) * 2009-10-28 2014-06-17 Honda Motor Co., Ltd. Friction controlled ball joint
KR100948816B1 (ko) * 2009-11-04 2010-03-19 주식회사 센트랄 링크텍 인서트 몰딩 형식의 볼조인트
CN101825136A (zh) * 2010-05-25 2010-09-08 四川望锦机械有限公司 一种双球销座转向拉杆
US8682532B2 (en) 2011-07-22 2014-03-25 Honda Motor Co., Ltd. Vehicle including friction control device and methods
CN102518813A (zh) * 2011-12-23 2012-06-27 上汽通用五菱汽车股份有限公司 一种球头销防尘罩、球头销总成和汽车
JP5975783B2 (ja) * 2012-08-10 2016-08-23 ニッタ株式会社 ボールジョイント
CN103511480B (zh) * 2013-09-29 2016-03-09 芜湖禾田汽车工业有限公司 一种乘用车用球接头结构
US9801730B2 (en) * 2014-12-23 2017-10-31 Globus Medical, Inc. Vertebral implants and methods for installation thereof
US10053109B2 (en) 2016-02-26 2018-08-21 Honda Motor Co., Ltd. Systems and methods for controlling a vehicle including friction control device
CN106627756A (zh) * 2016-12-19 2017-05-10 安徽天裕汽车零部件制造有限公司 一种具有高紧配度的汽车悬挂球头结构
US11649853B2 (en) * 2018-07-17 2023-05-16 Federal-Mogul Motorparts Llc Fiber reinforced bearing for a ball socket assembly, ball socket assembly therewith and methods of construction thereof
JP7185293B2 (ja) * 2019-10-29 2022-12-07 株式会社ソミックマネージメントホールディングス ボールジョイント

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JPH11182530A (ja) 1997-12-18 1999-07-06 Otics Corp ボールジョイント
JPH11247838A (ja) * 1997-12-19 1999-09-14 Lemfoerder Metallwaren Ag 玉継手
JP2000291625A (ja) * 1999-04-09 2000-10-20 Somic Ishikawa:Kk 自在継手装置

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US3524664A (en) * 1968-07-15 1970-08-18 Moog Industries Inc Ball joint and overload release
DE6808807U (de) 1968-11-27 1969-03-20 Skf Kugellagerfab Gmbh Gleitlager, insbesondere gelenklager, mit eingesetzten gleitelementen
FR2456875A1 (fr) 1979-05-15 1980-12-12 Dba Articulation a rotule
US4324501A (en) 1979-10-05 1982-04-13 Trw Inc. Joint assembly
JPS60237216A (ja) * 1984-05-11 1985-11-26 Toyota Motor Corp ボ−ルジヨイント
DE4421403C2 (de) 1994-06-18 1997-08-21 Trw Fahrwerksyst Gmbh & Co Kugelgelenk
US5772352A (en) * 1995-06-02 1998-06-30 Toyota Jidosha Kabushiki Kaisha Ball joint having extended service life
DE10135386A1 (de) 2001-07-25 2003-02-13 Zf Lemfoerder Metallwaren Ag Kugelgelenk
DE10204319A1 (de) * 2001-12-20 2003-09-18 Zf Lemfoerder Metallwaren Ag Kugelgelenk
JP2002221218A (ja) 2002-02-21 2002-08-09 Maruzen Seisakusho:Kk 樹脂製ボールジョイント

Patent Citations (3)

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Publication number Priority date Publication date Assignee Title
JPH11182530A (ja) 1997-12-18 1999-07-06 Otics Corp ボールジョイント
JPH11247838A (ja) * 1997-12-19 1999-09-14 Lemfoerder Metallwaren Ag 玉継手
JP2000291625A (ja) * 1999-04-09 2000-10-20 Somic Ishikawa:Kk 自在継手装置

Non-Patent Citations (1)

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Title
See also references of EP1788263A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102720756A (zh) * 2012-06-29 2012-10-10 索密克汽车配件有限公司 一种汽车球关节总成

Also Published As

Publication number Publication date
US20080089738A1 (en) 2008-04-17
JP2006077845A (ja) 2006-03-23
US7537407B2 (en) 2009-05-26
EP1788263A4 (en) 2007-12-05
EP1788263A1 (en) 2007-05-23
EP1788263B1 (en) 2008-10-29
CN1906423A (zh) 2007-01-31
DE602005010719D1 (de) 2008-12-11
JP4434891B2 (ja) 2010-03-17
CN100462577C (zh) 2009-02-18

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